CVE - CVE-2020-6821

CVE-ID
CVE-2020-6821	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
When reading from areas partially or fully outside the source resource with WebGL's <code>copyTexSubImage</code> method, the specification requires the returned values be zero. Previously, this memory was uninitialized, leading to potentially sensitive data disclosure. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://bugzilla.mozilla.org/show_bug.cgi?id=1625404 MISC:https://www.mozilla.org/security/advisories/mfsa2020-12/ MISC:https://www.mozilla.org/security/advisories/mfsa2020-13/ MISC:https://www.mozilla.org/security/advisories/mfsa2020-14/ UBUNTU:USN-4335-1 URL:https://usn.ubuntu.com/4335-1/
Assigning CNA
Mozilla Corporation
Date Record Created
20200110	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20200110)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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